Launcher.java revision a135ba896e4e12a99deb054f671c63535c3e11e3
1 2/* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.launcher2; 19 20import android.animation.Animator; 21import android.animation.AnimatorListenerAdapter; 22import android.animation.AnimatorSet; 23import android.animation.ObjectAnimator; 24import android.animation.PropertyValuesHolder; 25import android.animation.ValueAnimator; 26import android.app.Activity; 27import android.app.AlertDialog; 28import android.app.Dialog; 29import android.app.SearchManager; 30import android.app.StatusBarManager; 31import android.appwidget.AppWidgetManager; 32import android.appwidget.AppWidgetProviderInfo; 33import android.content.ActivityNotFoundException; 34import android.content.BroadcastReceiver; 35import android.content.ClipData; 36import android.content.ClipDescription; 37import android.content.ComponentName; 38import android.content.ContentResolver; 39import android.content.Context; 40import android.content.DialogInterface; 41import android.content.Intent; 42import android.content.IntentFilter; 43import android.content.Intent.ShortcutIconResource; 44import android.content.pm.ActivityInfo; 45import android.content.pm.PackageManager; 46import android.content.pm.PackageManager.NameNotFoundException; 47import android.content.res.Configuration; 48import android.content.res.Resources; 49import android.database.ContentObserver; 50import android.graphics.Rect; 51import android.graphics.drawable.Drawable; 52import android.net.Uri; 53import android.os.AsyncTask; 54import android.os.Build; 55import android.os.Bundle; 56import android.os.Environment; 57import android.os.Handler; 58import android.os.Message; 59import android.os.SystemClock; 60import android.os.SystemProperties; 61import android.provider.Settings; 62import android.speech.RecognizerIntent; 63import android.text.Selection; 64import android.text.SpannableStringBuilder; 65import android.text.TextUtils; 66import android.text.method.TextKeyListener; 67import android.util.Log; 68import android.view.Display; 69import android.view.HapticFeedbackConstants; 70import android.view.KeyEvent; 71import android.view.LayoutInflater; 72import android.view.Menu; 73import android.view.MenuItem; 74import android.view.MotionEvent; 75import android.view.Surface; 76import android.view.View; 77import android.view.ViewGroup; 78import android.view.View.OnLongClickListener; 79import android.view.accessibility.AccessibilityEvent; 80import android.view.animation.DecelerateInterpolator; 81import android.view.inputmethod.InputMethodManager; 82import android.widget.Advanceable; 83import android.widget.EditText; 84import android.widget.ImageView; 85import android.widget.TextView; 86import android.widget.Toast; 87 88import com.android.common.Search; 89import com.android.launcher.R; 90 91import java.io.DataInputStream; 92import java.io.DataOutputStream; 93import java.io.FileNotFoundException; 94import java.io.IOException; 95import java.util.ArrayList; 96import java.util.HashMap; 97 98/** 99 * Default launcher application. 100 */ 101public final class Launcher extends Activity 102 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 103 AllAppsView.Watcher, View.OnTouchListener { 104 static final String TAG = "Launcher"; 105 static final boolean LOGD = false; 106 107 static final boolean PROFILE_STARTUP = false; 108 static final boolean DEBUG_WIDGETS = false; 109 110 private static final int MENU_GROUP_ADD = 1; 111 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 112 113 private static final int MENU_ADD = Menu.FIRST + 1; 114 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 115 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 116 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 117 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 118 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 119 120 private static final int REQUEST_CREATE_SHORTCUT = 1; 121 private static final int REQUEST_CREATE_APPWIDGET = 5; 122 private static final int REQUEST_PICK_APPLICATION = 6; 123 private static final int REQUEST_PICK_SHORTCUT = 7; 124 private static final int REQUEST_PICK_APPWIDGET = 9; 125 private static final int REQUEST_PICK_WALLPAPER = 10; 126 127 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 128 129 static final int SCREEN_COUNT = 5; 130 static final int DEFAULT_SCREEN = 2; 131 132 static final int DIALOG_CREATE_SHORTCUT = 1; 133 static final int DIALOG_RENAME_FOLDER = 2; 134 135 private static final String PREFERENCES = "launcher.preferences"; 136 137 // Type: int 138 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 139 // Type: int 140 private static final String RUNTIME_STATE = "launcher.state"; 141 // Type: int 142 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 143 // Type: int 144 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 149 // Type: boolean 150 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 151 // Type: long 152 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 153 154 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 155 156 /** The different states that Launcher can be in. */ 157 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 158 private State mState = State.WORKSPACE; 159 private AnimatorSet mStateAnimation; 160 161 static final int APPWIDGET_HOST_ID = 1024; 162 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 163 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 164 165 private static final Object sLock = new Object(); 166 private static int sScreen = DEFAULT_SCREEN; 167 168 private final BroadcastReceiver mCloseSystemDialogsReceiver 169 = new CloseSystemDialogsIntentReceiver(); 170 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 171 172 private LayoutInflater mInflater; 173 174 private DragController mDragController; 175 private Workspace mWorkspace; 176 177 private AppWidgetManager mAppWidgetManager; 178 private LauncherAppWidgetHost mAppWidgetHost; 179 180 private ItemInfo mPendingAddInfo = new ItemInfo(); 181 private int[] mTmpAddItemCellCoordinates = new int[2]; 182 183 private FolderInfo mFolderInfo; 184 185 private Hotseat mHotseat; 186 private View mAllAppsButton; 187 188 private SearchDropTargetBar mSearchDeleteBar; 189 private AppsCustomizeTabHost mAppsCustomizeTabHost; 190 private AppsCustomizePagedView mAppsCustomizeContent; 191 private boolean mAutoAdvanceRunning = false; 192 193 private Bundle mSavedState; 194 195 private SpannableStringBuilder mDefaultKeySsb = null; 196 197 private boolean mWorkspaceLoading = true; 198 199 private boolean mPaused = true; 200 private boolean mRestoring; 201 private boolean mWaitingForResult; 202 private boolean mOnResumeNeedsLoad; 203 204 private Bundle mSavedInstanceState; 205 206 private LauncherModel mModel; 207 private IconCache mIconCache; 208 private boolean mUserPresent = true; 209 private boolean mVisible = false; 210 private boolean mAttached = false; 211 212 private static LocaleConfiguration sLocaleConfiguration = null; 213 214 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 215 216 private Intent mAppMarketIntent = null; 217 218 // Related to the auto-advancing of widgets 219 private final int ADVANCE_MSG = 1; 220 private final int mAdvanceInterval = 20000; 221 private final int mAdvanceStagger = 250; 222 private long mAutoAdvanceSentTime; 223 private long mAutoAdvanceTimeLeft = -1; 224 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 225 new HashMap<View, AppWidgetProviderInfo>(); 226 227 // Determines how long to wait after a rotation before restoring the screen orientation to 228 // match the sensor state. 229 private final int mRestoreScreenOrientationDelay = 500; 230 231 // External icons saved in case of resource changes, orientation, etc. 232 private static Drawable.ConstantState sGlobalSearchIcon; 233 private static Drawable.ConstantState sVoiceSearchIcon; 234 private static Drawable.ConstantState sAppMarketIcon; 235 236 private DragLayer mDragLayer; 237 238 private BubbleTextView mWaitingForResume; 239 240 private static ArrayList<PendingAddArguments> sPendingAddList 241 = new ArrayList<PendingAddArguments>(); 242 243 private static class PendingAddArguments { 244 int requestCode; 245 Intent intent; 246 long container; 247 int screen; 248 int cellX; 249 int cellY; 250 } 251 252 @Override 253 protected void onCreate(Bundle savedInstanceState) { 254 super.onCreate(savedInstanceState); 255 LauncherApplication app = ((LauncherApplication)getApplication()); 256 mModel = app.setLauncher(this); 257 mIconCache = app.getIconCache(); 258 mDragController = new DragController(this); 259 mInflater = getLayoutInflater(); 260 261 mAppWidgetManager = AppWidgetManager.getInstance(this); 262 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 263 mAppWidgetHost.startListening(); 264 265 if (PROFILE_STARTUP) { 266 android.os.Debug.startMethodTracing( 267 Environment.getExternalStorageDirectory() + "/launcher"); 268 } 269 270 checkForLocaleChange(); 271 setContentView(R.layout.launcher); 272 setupViews(); 273 274 registerContentObservers(); 275 276 lockAllApps(); 277 278 mSavedState = savedInstanceState; 279 restoreState(mSavedState); 280 281 // Update customization drawer _after_ restoring the states 282 if (mAppsCustomizeContent != null) { 283 mAppsCustomizeContent.onPackagesUpdated(); 284 } 285 286 if (PROFILE_STARTUP) { 287 android.os.Debug.stopMethodTracing(); 288 } 289 290 if (!mRestoring) { 291 mModel.startLoader(this, true); 292 } 293 294 // For handling default keys 295 mDefaultKeySsb = new SpannableStringBuilder(); 296 Selection.setSelection(mDefaultKeySsb, 0); 297 298 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 299 registerReceiver(mCloseSystemDialogsReceiver, filter); 300 301 // If we have a saved version of these external icons, we load them up immediately 302 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 303 updateIconsAffectedByPackageManagerChanges(); 304 updateGlobalSearchIcon(); 305 } 306 if (sGlobalSearchIcon != null) { 307 updateGlobalSearchIcon(sGlobalSearchIcon); 308 } 309 if (sVoiceSearchIcon != null) { 310 updateVoiceSearchIcon(sVoiceSearchIcon); 311 } 312 if (sAppMarketIcon != null) { 313 updateAppMarketIcon(sAppMarketIcon); 314 } 315 } 316 317 private void checkForLocaleChange() { 318 if (sLocaleConfiguration == null) { 319 new AsyncTask<Void, Void, LocaleConfiguration>() { 320 @Override 321 protected LocaleConfiguration doInBackground(Void... unused) { 322 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 323 readConfiguration(Launcher.this, localeConfiguration); 324 return localeConfiguration; 325 } 326 327 @Override 328 protected void onPostExecute(LocaleConfiguration result) { 329 sLocaleConfiguration = result; 330 checkForLocaleChange(); // recursive, but now with a locale configuration 331 } 332 }.execute(); 333 return; 334 } 335 336 final Configuration configuration = getResources().getConfiguration(); 337 338 final String previousLocale = sLocaleConfiguration.locale; 339 final String locale = configuration.locale.toString(); 340 341 final int previousMcc = sLocaleConfiguration.mcc; 342 final int mcc = configuration.mcc; 343 344 final int previousMnc = sLocaleConfiguration.mnc; 345 final int mnc = configuration.mnc; 346 347 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 348 349 if (localeChanged) { 350 sLocaleConfiguration.locale = locale; 351 sLocaleConfiguration.mcc = mcc; 352 sLocaleConfiguration.mnc = mnc; 353 354 mIconCache.flush(); 355 356 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 357 new Thread("WriteLocaleConfiguration") { 358 @Override 359 public void run() { 360 writeConfiguration(Launcher.this, localeConfiguration); 361 } 362 }.start(); 363 } 364 } 365 366 private static class LocaleConfiguration { 367 public String locale; 368 public int mcc = -1; 369 public int mnc = -1; 370 } 371 372 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 373 DataInputStream in = null; 374 try { 375 in = new DataInputStream(context.openFileInput(PREFERENCES)); 376 configuration.locale = in.readUTF(); 377 configuration.mcc = in.readInt(); 378 configuration.mnc = in.readInt(); 379 } catch (FileNotFoundException e) { 380 // Ignore 381 } catch (IOException e) { 382 // Ignore 383 } finally { 384 if (in != null) { 385 try { 386 in.close(); 387 } catch (IOException e) { 388 // Ignore 389 } 390 } 391 } 392 } 393 394 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 395 DataOutputStream out = null; 396 try { 397 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 398 out.writeUTF(configuration.locale); 399 out.writeInt(configuration.mcc); 400 out.writeInt(configuration.mnc); 401 out.flush(); 402 } catch (FileNotFoundException e) { 403 // Ignore 404 } catch (IOException e) { 405 //noinspection ResultOfMethodCallIgnored 406 context.getFileStreamPath(PREFERENCES).delete(); 407 } finally { 408 if (out != null) { 409 try { 410 out.close(); 411 } catch (IOException e) { 412 // Ignore 413 } 414 } 415 } 416 } 417 418 public DragLayer getDragLayer() { 419 return mDragLayer; 420 } 421 422 static int getScreen() { 423 synchronized (sLock) { 424 return sScreen; 425 } 426 } 427 428 static void setScreen(int screen) { 429 synchronized (sLock) { 430 sScreen = screen; 431 } 432 } 433 434 /** 435 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 436 * a configuration step, this allows the proper animations to run after other transitions. 437 */ 438 private boolean completeAdd(PendingAddArguments args) { 439 boolean result = false; 440 switch (args.requestCode) { 441 case REQUEST_PICK_APPLICATION: 442 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 443 args.cellY); 444 break; 445 case REQUEST_PICK_SHORTCUT: 446 processShortcut(args.intent); 447 break; 448 case REQUEST_CREATE_SHORTCUT: 449 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 450 args.cellY); 451 result = true; 452 break; 453 case REQUEST_PICK_APPWIDGET: 454 addAppWidgetFromPick(args.intent); 455 break; 456 case REQUEST_CREATE_APPWIDGET: 457 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 458 completeAddAppWidget(appWidgetId, args.container, args.screen); 459 result = true; 460 break; 461 case REQUEST_PICK_WALLPAPER: 462 // We just wanted the activity result here so we can clear mWaitingForResult 463 break; 464 } 465 // In any situation where we have a multi-step drop, we should reset the add info only after 466 // we complete the drop 467 resetAddInfo(); 468 return result; 469 } 470 471 @Override 472 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 473 boolean delayExitSpringLoadedMode = false; 474 mWaitingForResult = false; 475 476 // The pattern used here is that a user PICKs a specific application, 477 // which, depending on the target, might need to CREATE the actual target. 478 479 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 480 // launch over to the Music app to actually CREATE_SHORTCUT. 481 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID && 482 mPendingAddInfo.screen > -1) { 483 final PendingAddArguments args = new PendingAddArguments(); 484 args.requestCode = requestCode; 485 args.intent = data; 486 args.container = mPendingAddInfo.container; 487 args.screen = mPendingAddInfo.screen; 488 args.cellX = mPendingAddInfo.cellX; 489 args.cellY = mPendingAddInfo.cellY; 490 491 // If the loader is still running, defer the add until it is done. 492 if (isWorkspaceLocked()) { 493 sPendingAddList.add(args); 494 } else { 495 delayExitSpringLoadedMode = completeAdd(args); 496 } 497 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 498 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 499 if (data != null) { 500 // Clean up the appWidgetId if we canceled 501 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 502 if (appWidgetId != -1) { 503 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 504 } 505 } 506 } 507 508 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 509 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 510 } 511 512 @Override 513 protected void onResume() { 514 super.onResume(); 515 mPaused = false; 516 if (mRestoring || mOnResumeNeedsLoad) { 517 mWorkspaceLoading = true; 518 mModel.startLoader(this, true); 519 mRestoring = false; 520 mOnResumeNeedsLoad = false; 521 } 522 if (mWaitingForResume != null) { 523 mWaitingForResume.setStayPressed(false); 524 } 525 // When we resume Launcher, a different Activity might be responsible for the app 526 // market intent, so refresh the icon 527 updateAppMarketIcon(); 528 } 529 530 @Override 531 protected void onPause() { 532 super.onPause(); 533 mPaused = true; 534 mDragController.cancelDrag(); 535 } 536 537 @Override 538 public Object onRetainNonConfigurationInstance() { 539 // Flag the loader to stop early before switching 540 mModel.stopLoader(); 541 if (mAppsCustomizeContent != null) { 542 mAppsCustomizeContent.surrender(); 543 } 544 return Boolean.TRUE; 545 } 546 547 // We can't hide the IME if it was forced open. So don't bother 548 /* 549 @Override 550 public void onWindowFocusChanged(boolean hasFocus) { 551 super.onWindowFocusChanged(hasFocus); 552 553 if (hasFocus) { 554 final InputMethodManager inputManager = (InputMethodManager) 555 getSystemService(Context.INPUT_METHOD_SERVICE); 556 WindowManager.LayoutParams lp = getWindow().getAttributes(); 557 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 558 android.os.Handler()) { 559 protected void onReceiveResult(int resultCode, Bundle resultData) { 560 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 561 } 562 }); 563 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 564 } 565 } 566 */ 567 568 private boolean acceptFilter() { 569 final InputMethodManager inputManager = (InputMethodManager) 570 getSystemService(Context.INPUT_METHOD_SERVICE); 571 return !inputManager.isFullscreenMode(); 572 } 573 574 @Override 575 public boolean onKeyDown(int keyCode, KeyEvent event) { 576 final int uniChar = event.getUnicodeChar(); 577 final boolean handled = super.onKeyDown(keyCode, event); 578 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 579 if (!handled && acceptFilter() && isKeyNotWhitespace) { 580 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 581 keyCode, event); 582 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 583 // something usable has been typed - start a search 584 // the typed text will be retrieved and cleared by 585 // showSearchDialog() 586 // If there are multiple keystrokes before the search dialog takes focus, 587 // onSearchRequested() will be called for every keystroke, 588 // but it is idempotent, so it's fine. 589 return onSearchRequested(); 590 } 591 } 592 593 // Eat the long press event so the keyboard doesn't come up. 594 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 595 return true; 596 } 597 598 return handled; 599 } 600 601 private String getTypedText() { 602 return mDefaultKeySsb.toString(); 603 } 604 605 private void clearTypedText() { 606 mDefaultKeySsb.clear(); 607 mDefaultKeySsb.clearSpans(); 608 Selection.setSelection(mDefaultKeySsb, 0); 609 } 610 611 /** 612 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 613 * State 614 */ 615 private static State intToState(int stateOrdinal) { 616 State state = State.WORKSPACE; 617 final State[] stateValues = State.values(); 618 for (int i = 0; i < stateValues.length; i++) { 619 if (stateValues[i].ordinal() == stateOrdinal) { 620 state = stateValues[i]; 621 break; 622 } 623 } 624 return state; 625 } 626 627 /** 628 * Restores the previous state, if it exists. 629 * 630 * @param savedState The previous state. 631 */ 632 private void restoreState(Bundle savedState) { 633 if (savedState == null) { 634 return; 635 } 636 637 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 638 if (state == State.APPS_CUSTOMIZE) { 639 showAllApps(false); 640 } 641 642 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 643 if (currentScreen > -1) { 644 mWorkspace.setCurrentPage(currentScreen); 645 } 646 647 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 648 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 649 650 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 651 mPendingAddInfo.container = pendingAddContainer; 652 mPendingAddInfo.screen = pendingAddScreen; 653 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 654 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 655 mRestoring = true; 656 } 657 658 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 659 if (renameFolder) { 660 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 661 mFolderInfo = mModel.getFolderById(this, sFolders, id); 662 mRestoring = true; 663 } 664 665 666 // Restore the AppsCustomize tab 667 if (mAppsCustomizeTabHost != null) { 668 String curTab = savedState.getString("apps_customize_currentTab"); 669 if (curTab != null) { 670 // We set this directly so that there is no delay before the tab is set 671 mAppsCustomizeContent.setContentType( 672 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 673 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 674 } 675 676 // Note: currently we do not restore the page for the AppsCustomize pane because the 677 // change in layout can drastically affect the saved page index 678 } 679 } 680 681 /** 682 * Finds all the views we need and configure them properly. 683 */ 684 private void setupViews() { 685 final DragController dragController = mDragController; 686 687 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 688 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 689 690 // Setup the drag layer 691 mDragLayer.setup(this, dragController); 692 693 // Setup the hotseat 694 mHotseat = (Hotseat) findViewById(R.id.hotseat); 695 if (mHotseat != null) { 696 mHotseat.setup(this); 697 } 698 699 // Setup the workspace 700 mWorkspace.setHapticFeedbackEnabled(false); 701 mWorkspace.setOnLongClickListener(this); 702 mWorkspace.setup(this, dragController); 703 dragController.addDragListener(mWorkspace); 704 705 // Get the search/delete bar 706 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 707 708 // Setup AppsCustomize 709 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 710 findViewById(R.id.apps_customize_pane); 711 mAppsCustomizeContent = (AppsCustomizePagedView) 712 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 713 mAppsCustomizeContent.setup(this, dragController); 714 715 716 717 // Setup the drag controller (drop targets have to be added in reverse order in priority) 718 dragController.setDragScoller(mWorkspace); 719 dragController.setScrollView(mDragLayer); 720 dragController.setMoveTarget(mWorkspace); 721 dragController.addDropTarget(mWorkspace); 722 if (mSearchDeleteBar != null) { 723 mSearchDeleteBar.setup(this, dragController); 724 } 725 } 726 727 728 729 /** 730 * Creates a view representing a shortcut. 731 * 732 * @param info The data structure describing the shortcut. 733 * 734 * @return A View inflated from R.layout.application. 735 */ 736 View createShortcut(ShortcutInfo info) { 737 return createShortcut(R.layout.application, 738 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 739 } 740 741 /** 742 * Creates a view representing a shortcut inflated from the specified resource. 743 * 744 * @param layoutResId The id of the XML layout used to create the shortcut. 745 * @param parent The group the shortcut belongs to. 746 * @param info The data structure describing the shortcut. 747 * 748 * @return A View inflated from layoutResId. 749 */ 750 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 751 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 752 favorite.applyFromShortcutInfo(info, mIconCache); 753 favorite.setOnClickListener(this); 754 return favorite; 755 } 756 757 /** 758 * Add an application shortcut to the workspace. 759 * 760 * @param data The intent describing the application. 761 * @param cellInfo The position on screen where to create the shortcut. 762 */ 763 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 764 final int[] cellXY = mTmpAddItemCellCoordinates; 765 final CellLayout layout = getCellLayout(container, screen); 766 767 // First we check if we already know the exact location where we want to add this item. 768 if (cellX >= 0 && cellY >= 0) { 769 cellXY[0] = cellX; 770 cellXY[1] = cellY; 771 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 772 showOutOfSpaceMessage(); 773 return; 774 } 775 776 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 777 778 if (info != null) { 779 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 780 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 781 info.container = ItemInfo.NO_ID; 782 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 783 isWorkspaceLocked(), cellX, cellY); 784 } else { 785 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 786 } 787 } 788 789 /** 790 * Add a shortcut to the workspace. 791 * 792 * @param data The intent describing the shortcut. 793 * @param cellInfo The position on screen where to create the shortcut. 794 */ 795 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 796 int cellY) { 797 int[] cellXY = mTmpAddItemCellCoordinates; 798 int[] touchXY = mPendingAddInfo.dropPos; 799 CellLayout layout = getCellLayout(container, screen); 800 801 boolean foundCellSpan = false; 802 803 // First we check if we already know the exact location where we want to add this item. 804 if (cellX >= 0 && cellY >= 0) { 805 cellXY[0] = cellX; 806 cellXY[1] = cellY; 807 foundCellSpan = true; 808 } else if (touchXY != null) { 809 // when dragging and dropping, just find the closest free spot 810 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 811 foundCellSpan = (result != null); 812 } else { 813 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 814 } 815 816 if (!foundCellSpan) { 817 showOutOfSpaceMessage(); 818 return; 819 } 820 821 final ShortcutInfo info = mModel.addShortcut( 822 this, data, container, screen, cellXY[0], cellXY[1], false); 823 824 if (!mRestoring) { 825 final View view = createShortcut(info); 826 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 827 isWorkspaceLocked()); 828 } 829 } 830 831 /** 832 * Add a widget to the workspace. 833 * 834 * @param appWidgetId The app widget id 835 * @param cellInfo The position on screen where to create the widget. 836 */ 837 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 838 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 839 840 // Calculate the grid spans needed to fit this widget 841 CellLayout layout = getCellLayout(container, screen); 842 843 // We want to account for the extra amount of padding that we are adding to the widget 844 // to ensure that it gets the full amount of space that it has requested 845 Resources r = getResources(); 846 int requiredWidth = appWidgetInfo.minWidth + 847 r.getDimensionPixelSize(R.dimen.app_widget_padding_left) + 848 r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 849 int requiredHeight = appWidgetInfo.minHeight + 850 r.getDimensionPixelSize(R.dimen.app_widget_padding_top) + 851 r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 852 int[] spanXY = layout.rectToCell(requiredWidth, requiredHeight, null); 853 854 // Try finding open space on Launcher screen 855 // We have saved the position to which the widget was dragged-- this really only matters 856 // if we are placing widgets on a "spring-loaded" screen 857 int[] cellXY = mTmpAddItemCellCoordinates; 858 int[] touchXY = mPendingAddInfo.dropPos; 859 boolean foundCellSpan = false; 860 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 861 cellXY[0] = mPendingAddInfo.cellX; 862 cellXY[1] = mPendingAddInfo.cellY; 863 foundCellSpan = true; 864 } else if (touchXY != null) { 865 // when dragging and dropping, just find the closest free spot 866 int[] result = layout.findNearestVacantArea( 867 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 868 foundCellSpan = (result != null); 869 } else { 870 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 871 } 872 873 if (!foundCellSpan) { 874 if (appWidgetId != -1) { 875 // Deleting an app widget ID is a void call but writes to disk before returning 876 // to the caller... 877 new Thread("deleteAppWidgetId") { 878 public void run() { 879 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 880 } 881 }.start(); 882 } 883 showOutOfSpaceMessage(); 884 return; 885 } 886 887 // Build Launcher-specific widget info and save to database 888 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 889 launcherInfo.spanX = spanXY[0]; 890 launcherInfo.spanY = spanXY[1]; 891 892 LauncherModel.addItemToDatabase(this, launcherInfo, 893 container, screen, cellXY[0], cellXY[1], false); 894 895 if (!mRestoring) { 896 // Perform actual inflation because we're live 897 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 898 899 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 900 launcherInfo.hostView.setTag(launcherInfo); 901 902 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 903 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 904 905 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 906 } 907 } 908 909 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 910 @Override 911 public void onReceive(Context context, Intent intent) { 912 final String action = intent.getAction(); 913 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 914 mUserPresent = false; 915 mDragLayer.clearAllResizeFrames(); 916 updateRunning(); 917 918 // Reset AllApps to it's initial state only if we are not in the middle of 919 // processing a multi-step drop 920 if (mAppsCustomizeContent != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 921 mAppsCustomizeContent.reset(); 922 } 923 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 924 mUserPresent = true; 925 updateRunning(); 926 } 927 } 928 }; 929 930 @Override 931 public void onAttachedToWindow() { 932 super.onAttachedToWindow(); 933 934 // Listen for broadcasts related to user-presence 935 final IntentFilter filter = new IntentFilter(); 936 filter.addAction(Intent.ACTION_SCREEN_OFF); 937 filter.addAction(Intent.ACTION_USER_PRESENT); 938 registerReceiver(mReceiver, filter); 939 940 mAttached = true; 941 mVisible = true; 942 } 943 944 @Override 945 public void onDetachedFromWindow() { 946 super.onDetachedFromWindow(); 947 mVisible = false; 948 mDragLayer.clearAllResizeFrames(); 949 950 if (mAttached) { 951 unregisterReceiver(mReceiver); 952 mAttached = false; 953 } 954 updateRunning(); 955 } 956 957 public void onWindowVisibilityChanged(int visibility) { 958 mVisible = visibility == View.VISIBLE; 959 updateRunning(); 960 } 961 962 private void sendAdvanceMessage(long delay) { 963 mHandler.removeMessages(ADVANCE_MSG); 964 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 965 mHandler.sendMessageDelayed(msg, delay); 966 mAutoAdvanceSentTime = System.currentTimeMillis(); 967 } 968 969 private void updateRunning() { 970 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 971 if (autoAdvanceRunning != mAutoAdvanceRunning) { 972 mAutoAdvanceRunning = autoAdvanceRunning; 973 if (autoAdvanceRunning) { 974 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 975 sendAdvanceMessage(delay); 976 } else { 977 if (!mWidgetsToAdvance.isEmpty()) { 978 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 979 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 980 } 981 mHandler.removeMessages(ADVANCE_MSG); 982 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 983 } 984 } 985 } 986 987 private final Handler mHandler = new Handler() { 988 @Override 989 public void handleMessage(Message msg) { 990 if (msg.what == ADVANCE_MSG) { 991 int i = 0; 992 for (View key: mWidgetsToAdvance.keySet()) { 993 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 994 final int delay = mAdvanceStagger * i; 995 if (v instanceof Advanceable) { 996 postDelayed(new Runnable() { 997 public void run() { 998 ((Advanceable) v).advance(); 999 } 1000 }, delay); 1001 } 1002 i++; 1003 } 1004 sendAdvanceMessage(mAdvanceInterval); 1005 } 1006 } 1007 }; 1008 1009 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1010 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1011 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1012 if (v instanceof Advanceable) { 1013 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1014 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1015 updateRunning(); 1016 } 1017 } 1018 1019 void removeWidgetToAutoAdvance(View hostView) { 1020 if (mWidgetsToAdvance.containsKey(hostView)) { 1021 mWidgetsToAdvance.remove(hostView); 1022 updateRunning(); 1023 } 1024 } 1025 1026 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1027 removeWidgetToAutoAdvance(launcherInfo.hostView); 1028 launcherInfo.hostView = null; 1029 } 1030 1031 void showOutOfSpaceMessage() { 1032 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1033 } 1034 1035 public LauncherAppWidgetHost getAppWidgetHost() { 1036 return mAppWidgetHost; 1037 } 1038 1039 public LauncherModel getModel() { 1040 return mModel; 1041 } 1042 1043 void closeSystemDialogs() { 1044 getWindow().closeAllPanels(); 1045 1046 try { 1047 dismissDialog(DIALOG_CREATE_SHORTCUT); 1048 // Unlock the workspace if the dialog was showing 1049 } catch (Exception e) { 1050 // An exception is thrown if the dialog is not visible, which is fine 1051 } 1052 1053 try { 1054 dismissDialog(DIALOG_RENAME_FOLDER); 1055 // Unlock the workspace if the dialog was showing 1056 } catch (Exception e) { 1057 // An exception is thrown if the dialog is not visible, which is fine 1058 } 1059 1060 // Whatever we were doing is hereby canceled. 1061 mWaitingForResult = false; 1062 } 1063 1064 @Override 1065 protected void onNewIntent(Intent intent) { 1066 super.onNewIntent(intent); 1067 1068 // Close the menu 1069 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1070 // also will cancel mWaitingForResult. 1071 closeSystemDialogs(); 1072 1073 closeFolder(); 1074 1075 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1076 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1077 1078 // In all these cases, only animate if we're already on home 1079 mWorkspace.exitWidgetResizeMode(); 1080 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1081 mWorkspace.moveToDefaultScreen(true); 1082 } 1083 exitSpringLoadedDragMode(); 1084 showWorkspace(alreadyOnHome); 1085 1086 final View v = getWindow().peekDecorView(); 1087 if (v != null && v.getWindowToken() != null) { 1088 InputMethodManager imm = (InputMethodManager)getSystemService( 1089 INPUT_METHOD_SERVICE); 1090 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1091 } 1092 1093 // Reset AllApps to its initial state 1094 if (mAppsCustomizeContent != null) { 1095 mAppsCustomizeContent.reset(); 1096 } 1097 } 1098 } 1099 1100 @Override 1101 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1102 // Do not call super here 1103 mSavedInstanceState = savedInstanceState; 1104 } 1105 1106 @Override 1107 protected void onSaveInstanceState(Bundle outState) { 1108 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1109 super.onSaveInstanceState(outState); 1110 1111 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1112 // We close any open folder since it will not be re-opened, and we need to make sure 1113 // this state is reflected. 1114 closeFolder(); 1115 1116 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1117 mWaitingForResult) { 1118 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1119 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1120 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1121 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1122 } 1123 1124 if (mFolderInfo != null && mWaitingForResult) { 1125 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1126 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1127 } 1128 1129 // Save the current AppsCustomize tab 1130 if (mAppsCustomizeTabHost != null) { 1131 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1132 if (currentTabTag != null) { 1133 outState.putString("apps_customize_currentTab", currentTabTag); 1134 } 1135 } 1136 } 1137 1138 @Override 1139 public void onDestroy() { 1140 super.onDestroy(); 1141 1142 // Remove all pending runnables 1143 mHandler.removeMessages(ADVANCE_MSG); 1144 mHandler.removeMessages(0); 1145 1146 // Stop callbacks from LauncherModel 1147 LauncherApplication app = ((LauncherApplication) getApplication()); 1148 mModel.stopLoader(); 1149 app.setLauncher(null); 1150 1151 try { 1152 mAppWidgetHost.stopListening(); 1153 } catch (NullPointerException ex) { 1154 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1155 } 1156 mAppWidgetHost = null; 1157 1158 mWidgetsToAdvance.clear(); 1159 1160 TextKeyListener.getInstance().release(); 1161 1162 1163 unbindWorkspaceAndHotseatItems(); 1164 1165 getContentResolver().unregisterContentObserver(mWidgetObserver); 1166 unregisterReceiver(mCloseSystemDialogsReceiver); 1167 1168 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1169 mWorkspace.removeAllViews(); 1170 mWorkspace = null; 1171 mDragController = null; 1172 1173 ValueAnimator.clearAllAnimations(); 1174 } 1175 1176 public DragController getDragController() { 1177 return mDragController; 1178 } 1179 1180 @Override 1181 public void startActivityForResult(Intent intent, int requestCode) { 1182 if (requestCode >= 0) mWaitingForResult = true; 1183 super.startActivityForResult(intent, requestCode); 1184 } 1185 1186 @Override 1187 public void startSearch(String initialQuery, boolean selectInitialQuery, 1188 Bundle appSearchData, boolean globalSearch) { 1189 1190 showWorkspace(true); 1191 1192 if (initialQuery == null) { 1193 // Use any text typed in the launcher as the initial query 1194 initialQuery = getTypedText(); 1195 clearTypedText(); 1196 } 1197 if (appSearchData == null) { 1198 appSearchData = new Bundle(); 1199 appSearchData.putString(Search.SOURCE, "launcher-search"); 1200 } 1201 1202 final SearchManager searchManager = 1203 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1204 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1205 appSearchData, globalSearch); 1206 } 1207 1208 /** 1209 * Indicates that we want global search for this activity by setting the globalSearch 1210 * argument for {@link #startSearch} to true. 1211 */ 1212 1213 @Override 1214 public boolean onSearchRequested() { 1215 startSearch(null, false, null, true); 1216 // Use a custom animation for launching search 1217 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1218 return true; 1219 } 1220 1221 public boolean isWorkspaceLocked() { 1222 return mWorkspaceLoading || mWaitingForResult; 1223 } 1224 1225 private void addItems() { 1226 showWorkspace(true); 1227 showAddDialog(); 1228 } 1229 1230 private void resetAddInfo() { 1231 mPendingAddInfo.container = ItemInfo.NO_ID; 1232 mPendingAddInfo.screen = -1; 1233 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1234 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1235 mPendingAddInfo.dropPos = null; 1236 } 1237 1238 private void manageApps() { 1239 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1240 } 1241 1242 void addAppWidgetFromPick(Intent data) { 1243 // TODO: catch bad widget exception when sent 1244 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1245 // TODO: Is this log message meaningful? 1246 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1247 addAppWidgetImpl(appWidgetId, null); 1248 } 1249 1250 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1251 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1252 1253 if (appWidget.configure != null) { 1254 // Launch over to configure widget, if needed 1255 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1256 intent.setComponent(appWidget.configure); 1257 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1258 if (info != null) { 1259 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1260 intent.putExtra( 1261 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1262 info.mimeType); 1263 1264 final String mimeType = info.mimeType; 1265 final ClipData clipData = (ClipData) info.configurationData; 1266 final ClipDescription clipDesc = clipData.getDescription(); 1267 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1268 if (clipDesc.getMimeType(i).equals(mimeType)) { 1269 final ClipData.Item item = clipData.getItemAt(i); 1270 final CharSequence stringData = item.getText(); 1271 final Uri uriData = item.getUri(); 1272 final Intent intentData = item.getIntent(); 1273 final String key = 1274 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1275 if (uriData != null) { 1276 intent.putExtra(key, uriData); 1277 } else if (intentData != null) { 1278 intent.putExtra(key, intentData); 1279 } else if (stringData != null) { 1280 intent.putExtra(key, stringData); 1281 } 1282 break; 1283 } 1284 } 1285 } 1286 } 1287 1288 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1289 } else { 1290 // Otherwise just add it 1291 completeAddAppWidget(appWidgetId, info.container, info.screen); 1292 1293 // Exit spring loaded mode if necessary after adding the widget 1294 exitSpringLoadedDragModeDelayed(true, false); 1295 } 1296 } 1297 1298 /** 1299 * Process a shortcut drop. 1300 * 1301 * @param componentName The name of the component 1302 * @param screen The screen where it should be added 1303 * @param cell The cell it should be added to, optional 1304 * @param position The location on the screen where it was dropped, optional 1305 */ 1306 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1307 int[] cell, int[] loc) { 1308 resetAddInfo(); 1309 mPendingAddInfo.container = container; 1310 mPendingAddInfo.screen = screen; 1311 mPendingAddInfo.dropPos = loc; 1312 1313 if (cell != null) { 1314 mPendingAddInfo.cellX = cell[0]; 1315 mPendingAddInfo.cellY = cell[1]; 1316 } 1317 1318 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1319 createShortcutIntent.setComponent(componentName); 1320 processShortcut(createShortcutIntent); 1321 } 1322 1323 /** 1324 * Process a widget drop. 1325 * 1326 * @param info The PendingAppWidgetInfo of the widget being added. 1327 * @param screen The screen where it should be added 1328 * @param cell The cell it should be added to, optional 1329 * @param position The location on the screen where it was dropped, optional 1330 */ 1331 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1332 int[] cell, int[] loc) { 1333 resetAddInfo(); 1334 mPendingAddInfo.container = info.container = container; 1335 mPendingAddInfo.screen = info.screen = screen; 1336 mPendingAddInfo.dropPos = loc; 1337 if (cell != null) { 1338 mPendingAddInfo.cellX = cell[0]; 1339 mPendingAddInfo.cellY = cell[1]; 1340 } 1341 1342 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1343 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1344 addAppWidgetImpl(appWidgetId, info); 1345 } 1346 1347 void processShortcut(Intent intent) { 1348 // Handle case where user selected "Applications" 1349 String applicationName = getResources().getString(R.string.group_applications); 1350 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1351 1352 if (applicationName != null && applicationName.equals(shortcutName)) { 1353 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1354 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1355 1356 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1357 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1358 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1359 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1360 } else { 1361 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1362 } 1363 } 1364 1365 void processWallpaper(Intent intent) { 1366 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1367 } 1368 1369 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1370 int cellY) { 1371 final FolderInfo folderInfo = new FolderInfo(); 1372 folderInfo.title = getText(R.string.folder_name); 1373 1374 // Update the model 1375 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1376 false); 1377 sFolders.put(folderInfo.id, folderInfo); 1378 1379 // Create the view 1380 FolderIcon newFolder = 1381 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1382 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1383 isWorkspaceLocked()); 1384 return newFolder; 1385 } 1386 1387 void removeFolder(FolderInfo folder) { 1388 sFolders.remove(folder.id); 1389 } 1390 1391 private void showNotifications() { 1392 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1393 if (statusBar != null) { 1394 statusBar.expand(); 1395 } 1396 } 1397 1398 private void startWallpaper() { 1399 showWorkspace(true); 1400 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1401 Intent chooser = Intent.createChooser(pickWallpaper, 1402 getText(R.string.chooser_wallpaper)); 1403 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1404 // Removed in Eclair MR1 1405// WallpaperManager wm = (WallpaperManager) 1406// getSystemService(Context.WALLPAPER_SERVICE); 1407// WallpaperInfo wi = wm.getWallpaperInfo(); 1408// if (wi != null && wi.getSettingsActivity() != null) { 1409// LabeledIntent li = new LabeledIntent(getPackageName(), 1410// R.string.configure_wallpaper, 0); 1411// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1412// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1413// } 1414 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1415 } 1416 1417 /** 1418 * Registers various content observers. The current implementation registers 1419 * only a favorites observer to keep track of the favorites applications. 1420 */ 1421 private void registerContentObservers() { 1422 ContentResolver resolver = getContentResolver(); 1423 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1424 true, mWidgetObserver); 1425 } 1426 1427 @Override 1428 public boolean dispatchKeyEvent(KeyEvent event) { 1429 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1430 switch (event.getKeyCode()) { 1431 case KeyEvent.KEYCODE_HOME: 1432 return true; 1433 case KeyEvent.KEYCODE_VOLUME_DOWN: 1434 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1435 dumpState(); 1436 return true; 1437 } 1438 break; 1439 } 1440 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1441 switch (event.getKeyCode()) { 1442 case KeyEvent.KEYCODE_HOME: 1443 return true; 1444 } 1445 } 1446 1447 return super.dispatchKeyEvent(event); 1448 } 1449 1450 @Override 1451 public void onBackPressed() { 1452 if (mState == State.APPS_CUSTOMIZE) { 1453 showWorkspace(true); 1454 } else if (mWorkspace.getOpenFolder() != null) { 1455 Folder openFolder = mWorkspace.getOpenFolder(); 1456 if (openFolder.isEditingName()) { 1457 openFolder.dismissEditingName(); 1458 } else { 1459 closeFolder(); 1460 } 1461 } else { 1462 mWorkspace.exitWidgetResizeMode(); 1463 1464 // Back button is a no-op here, but give at least some feedback for the button press 1465 mWorkspace.showOutlinesTemporarily(); 1466 } 1467 } 1468 1469 /** 1470 * Re-listen when widgets are reset. 1471 */ 1472 private void onAppWidgetReset() { 1473 if (mAppWidgetHost != null) { 1474 mAppWidgetHost.startListening(); 1475 } 1476 } 1477 1478 /** 1479 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1480 * leak the previous Home screen on orientation change. 1481 */ 1482 private void unbindWorkspaceAndHotseatItems() { 1483 LauncherModel.unbindWorkspaceItems(); 1484 } 1485 1486 /** 1487 * Launches the intent referred by the clicked shortcut. 1488 * 1489 * @param v The view representing the clicked shortcut. 1490 */ 1491 public void onClick(View v) { 1492 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1493 // view has detached (it's possible for this to happen if the view is removed mid touch). 1494 if (v.getWindowToken() == null) { 1495 return; 1496 } 1497 1498 if (mWorkspace.isSwitchingState()) { 1499 return; 1500 } 1501 1502 Object tag = v.getTag(); 1503 if (tag instanceof ShortcutInfo) { 1504 // Open shortcut 1505 final Intent intent = ((ShortcutInfo) tag).intent; 1506 int[] pos = new int[2]; 1507 v.getLocationOnScreen(pos); 1508 intent.setSourceBounds(new Rect(pos[0], pos[1], 1509 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1510 boolean success = startActivitySafely(intent, tag); 1511 1512 if (success && v instanceof BubbleTextView) { 1513 mWaitingForResume = (BubbleTextView) v; 1514 mWaitingForResume.setStayPressed(true); 1515 } 1516 } else if (tag instanceof FolderInfo) { 1517 if (v instanceof FolderIcon) { 1518 FolderIcon fi = (FolderIcon) v; 1519 handleFolderClick(fi); 1520 } 1521 } else if (v == mAllAppsButton) { 1522 if (mState == State.APPS_CUSTOMIZE) { 1523 showWorkspace(true); 1524 } else { 1525 showAllApps(true); 1526 } 1527 } 1528 } 1529 1530 public boolean onTouch(View v, MotionEvent event) { 1531 // this is an intercepted event being forwarded from mWorkspace; 1532 // clicking anywhere on the workspace causes the customization drawer to slide down 1533 showWorkspace(true); 1534 return false; 1535 } 1536 1537 /** 1538 * Event handler for the search button 1539 * 1540 * @param v The view that was clicked. 1541 */ 1542 public void onClickSearchButton(View v) { 1543 onSearchRequested(); 1544 } 1545 1546 /** 1547 * Event handler for the voice button 1548 * 1549 * @param v The view that was clicked. 1550 */ 1551 public void onClickVoiceButton(View v) { 1552 startVoiceSearch(); 1553 } 1554 1555 private void startVoiceSearch() { 1556 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1557 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1558 startActivity(intent); 1559 } 1560 1561 /** 1562 * Event handler for the "grid" button that appears on the home screen, which 1563 * enters all apps mode. 1564 * 1565 * @param v The view that was clicked. 1566 */ 1567 public void onClickAllAppsButton(View v) { 1568 showAllApps(true); 1569 } 1570 1571 public void onClickAppMarketButton(View v) { 1572 if (mAppMarketIntent != null) { 1573 startActivitySafely(mAppMarketIntent, "app market"); 1574 } 1575 } 1576 1577 void startApplicationDetailsActivity(ComponentName componentName) { 1578 String packageName = componentName.getPackageName(); 1579 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1580 Uri.fromParts("package", packageName, null)); 1581 startActivity(intent); 1582 } 1583 1584 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1585 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1586 // System applications cannot be installed. For now, show a toast explaining that. 1587 // We may give them the option of disabling apps this way. 1588 int messageId = R.string.uninstall_system_app_text; 1589 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1590 } else { 1591 String packageName = appInfo.componentName.getPackageName(); 1592 String className = appInfo.componentName.getClassName(); 1593 Intent intent = new Intent( 1594 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1595 startActivity(intent); 1596 } 1597 } 1598 1599 boolean startActivitySafely(Intent intent, Object tag) { 1600 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1601 try { 1602 startActivity(intent); 1603 return true; 1604 } catch (ActivityNotFoundException e) { 1605 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1606 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1607 } catch (SecurityException e) { 1608 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1609 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1610 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1611 "or use the exported attribute for this activity. " 1612 + "tag="+ tag + " intent=" + intent, e); 1613 } 1614 return false; 1615 } 1616 1617 void startActivityForResultSafely(Intent intent, int requestCode) { 1618 try { 1619 startActivityForResult(intent, requestCode); 1620 } catch (ActivityNotFoundException e) { 1621 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1622 } catch (SecurityException e) { 1623 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1624 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1625 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1626 "or use the exported attribute for this activity.", e); 1627 } 1628 } 1629 1630 private void handleFolderClick(FolderIcon folderIcon) { 1631 final FolderInfo info = folderIcon.mInfo; 1632 if (!info.opened) { 1633 // Close any open folder 1634 closeFolder(); 1635 // Open the requested folder 1636 openFolder(folderIcon); 1637 } else { 1638 // Find the open folder... 1639 Folder openFolder = mWorkspace.getFolderForTag(info); 1640 int folderScreen; 1641 if (openFolder != null) { 1642 folderScreen = mWorkspace.getPageForView(openFolder); 1643 // .. and close it 1644 closeFolder(openFolder); 1645 if (folderScreen != mWorkspace.getCurrentPage()) { 1646 // Close any folder open on the current screen 1647 closeFolder(); 1648 // Pull the folder onto this screen 1649 openFolder(folderIcon); 1650 } 1651 } 1652 } 1653 } 1654 1655 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1656 if (fi == null) return; 1657 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1658 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1659 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1660 1661 FolderInfo info = (FolderInfo) fi.getTag(); 1662 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1663 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1664 cl.setFolderLeaveBehindCell(info.cellX, info.cellY); 1665 } 1666 1667 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1668 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1669 oa.start(); 1670 } 1671 1672 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1673 if (fi == null) return; 1674 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1675 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1676 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1677 1678 FolderInfo info = (FolderInfo) fi.getTag(); 1679 CellLayout cl = null; 1680 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1681 cl = (CellLayout) fi.getParent().getParent(); 1682 } 1683 1684 final CellLayout layout = cl; 1685 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1686 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1687 oa.addListener(new AnimatorListenerAdapter() { 1688 @Override 1689 public void onAnimationEnd(Animator animation) { 1690 if (layout != null) { 1691 layout.clearFolderLeaveBehind(); 1692 } 1693 } 1694 }); 1695 oa.start(); 1696 } 1697 1698 /** 1699 * Opens the user folder described by the specified tag. The opening of the folder 1700 * is animated relative to the specified View. If the View is null, no animation 1701 * is played. 1702 * 1703 * @param folderInfo The FolderInfo describing the folder to open. 1704 */ 1705 public void openFolder(FolderIcon folderIcon) { 1706 Folder folder = folderIcon.mFolder; 1707 FolderInfo info = folder.mInfo; 1708 1709 growAndFadeOutFolderIcon(folderIcon); 1710 info.opened = true; 1711 1712 // Just verify that the folder hasn't already been added to the DragLayer. 1713 // There was a one-off crash where the folder had a parent already. 1714 if (folder.getParent() == null) { 1715 mDragLayer.addView(folder); 1716 mDragController.addDropTarget((DropTarget) folder); 1717 } else { 1718 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1719 folder.getParent() + ")."); 1720 } 1721 folder.animateOpen(); 1722 } 1723 1724 public void closeFolder() { 1725 Folder folder = mWorkspace.getOpenFolder(); 1726 if (folder != null) { 1727 closeFolder(folder); 1728 } 1729 } 1730 1731 void closeFolder(Folder folder) { 1732 folder.getInfo().opened = false; 1733 1734 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1735 if (parent != null) { 1736 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1737 shrinkAndFadeInFolderIcon(fi); 1738 } 1739 folder.animateClosed(); 1740 } 1741 1742 public boolean onLongClick(View v) { 1743 if (mState != State.WORKSPACE) { 1744 return false; 1745 } 1746 1747 if (isWorkspaceLocked()) { 1748 return false; 1749 } 1750 1751 if (!(v instanceof CellLayout)) { 1752 v = (View) v.getParent().getParent(); 1753 } 1754 1755 resetAddInfo(); 1756 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1757 // This happens when long clicking an item with the dpad/trackball 1758 if (longClickCellInfo == null) { 1759 return true; 1760 } 1761 1762 // The hotseat touch handling does not go through Workspace, and we always allow long press 1763 // on hotseat items. 1764 final View itemUnderLongClick = longClickCellInfo.cell; 1765 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1766 if (allowLongPress && !mDragController.isDragging()) { 1767 if (itemUnderLongClick == null) { 1768 // User long pressed on empty space 1769 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1770 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1771 startWallpaper(); 1772 } else { 1773 if (!(itemUnderLongClick instanceof Folder)) { 1774 // User long pressed on an item 1775 mWorkspace.startDrag(longClickCellInfo); 1776 } 1777 } 1778 } 1779 return true; 1780 } 1781 1782 boolean isHotseatLayout(View layout) { 1783 return mHotseat != null && layout != null && 1784 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1785 } 1786 Hotseat getHotseat() { 1787 return mHotseat; 1788 } 1789 1790 /** 1791 * Returns the CellLayout of the specified container at the specified screen. 1792 */ 1793 CellLayout getCellLayout(long container, int screen) { 1794 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1795 if (mHotseat != null) { 1796 return mHotseat.getLayout(); 1797 } else { 1798 return null; 1799 } 1800 } else { 1801 return (CellLayout) mWorkspace.getChildAt(screen); 1802 } 1803 } 1804 1805 Workspace getWorkspace() { 1806 return mWorkspace; 1807 } 1808 1809 @Override 1810 protected Dialog onCreateDialog(int id) { 1811 switch (id) { 1812 case DIALOG_CREATE_SHORTCUT: 1813 return new CreateShortcut().createDialog(); 1814 case DIALOG_RENAME_FOLDER: 1815 return new RenameFolder().createDialog(); 1816 } 1817 1818 return super.onCreateDialog(id); 1819 } 1820 1821 @Override 1822 protected void onPrepareDialog(int id, Dialog dialog) { 1823 switch (id) { 1824 case DIALOG_CREATE_SHORTCUT: 1825 break; 1826 case DIALOG_RENAME_FOLDER: 1827 if (mFolderInfo != null) { 1828 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1829 final CharSequence text = mFolderInfo.title; 1830 input.setText(text); 1831 input.setSelection(0, text.length()); 1832 } 1833 break; 1834 } 1835 } 1836 1837 void showRenameDialog(FolderInfo info) { 1838 mFolderInfo = info; 1839 mWaitingForResult = true; 1840 showDialog(DIALOG_RENAME_FOLDER); 1841 } 1842 1843 private void showAddDialog() { 1844 resetAddInfo(); 1845 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1846 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1847 mWaitingForResult = true; 1848 showDialog(DIALOG_CREATE_SHORTCUT); 1849 } 1850 1851 private class RenameFolder { 1852 private EditText mInput; 1853 1854 Dialog createDialog() { 1855 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 1856 mInput = (EditText) layout.findViewById(R.id.folder_name); 1857 1858 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 1859 builder.setIcon(0); 1860 builder.setTitle(getString(R.string.rename_folder_title)); 1861 builder.setCancelable(true); 1862 builder.setOnCancelListener(new Dialog.OnCancelListener() { 1863 public void onCancel(DialogInterface dialog) { 1864 cleanup(); 1865 } 1866 }); 1867 builder.setNegativeButton(getString(R.string.cancel_action), 1868 new Dialog.OnClickListener() { 1869 public void onClick(DialogInterface dialog, int which) { 1870 cleanup(); 1871 } 1872 } 1873 ); 1874 builder.setPositiveButton(getString(R.string.rename_action), 1875 new Dialog.OnClickListener() { 1876 public void onClick(DialogInterface dialog, int which) { 1877 changeFolderName(); 1878 } 1879 } 1880 ); 1881 builder.setView(layout); 1882 1883 final AlertDialog dialog = builder.create(); 1884 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 1885 public void onShow(DialogInterface dialog) { 1886 mWaitingForResult = true; 1887 mInput.requestFocus(); 1888 InputMethodManager inputManager = (InputMethodManager) 1889 getSystemService(Context.INPUT_METHOD_SERVICE); 1890 inputManager.showSoftInput(mInput, 0); 1891 } 1892 }); 1893 1894 return dialog; 1895 } 1896 1897 private void changeFolderName() { 1898 final String name = mInput.getText().toString(); 1899 if (!TextUtils.isEmpty(name)) { 1900 // Make sure we have the right folder info 1901 mFolderInfo = sFolders.get(mFolderInfo.id); 1902 mFolderInfo.title = name; 1903 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 1904 1905 if (mWorkspaceLoading) { 1906 lockAllApps(); 1907 mModel.startLoader(Launcher.this, false); 1908 } else { 1909 final FolderIcon folderIcon = (FolderIcon) 1910 mWorkspace.getViewForTag(mFolderInfo); 1911 if (folderIcon != null) { 1912 // TODO: At some point we'll probably want some version of setting 1913 // the text for a folder icon. 1914 //folderIcon.setText(name); 1915 getWorkspace().requestLayout(); 1916 } else { 1917 lockAllApps(); 1918 mWorkspaceLoading = true; 1919 mModel.startLoader(Launcher.this, false); 1920 } 1921 } 1922 } 1923 cleanup(); 1924 } 1925 1926 private void cleanup() { 1927 dismissDialog(DIALOG_RENAME_FOLDER); 1928 mWaitingForResult = false; 1929 mFolderInfo = null; 1930 } 1931 } 1932 1933 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 1934 public boolean isAllAppsVisible() { 1935 return (mState == State.APPS_CUSTOMIZE); 1936 } 1937 1938 // AllAppsView.Watcher 1939 public void zoomed(float zoom) { 1940 if (zoom == 1.0f) { 1941 mWorkspace.setVisibility(View.GONE); 1942 } 1943 } 1944 1945 /** 1946 * Helper method for the cameraZoomIn/cameraZoomOut animations 1947 * @param view The view being animated 1948 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 1949 * @param scaleFactor The scale factor used for the zoom 1950 */ 1951 private void setPivotsForZoom(View view, State state, float scaleFactor) { 1952 final int height = view.getHeight(); 1953 1954 view.setPivotX(view.getWidth() / 2.0f); 1955 // Set pivotY so that at the starting zoom factor, the view is partially 1956 // visible. Modifying initialHeightFactor changes how much of the view is 1957 // initially showing, and hence the perceived angle from which the view enters. 1958 if (state == State.APPS_CUSTOMIZE) { 1959 final float initialHeightFactor = 0.175f; 1960 view.setPivotY((1 - initialHeightFactor) * height); 1961 } else { 1962 final float initialHeightFactor = 0.2f; 1963 view.setPivotY(-initialHeightFactor * height); 1964 } 1965 } 1966 1967 /** 1968 * Zoom the camera out from the workspace to reveal 'toView'. 1969 * Assumes that the view to show is anchored at either the very top or very bottom 1970 * of the screen. 1971 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 1972 */ 1973 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 1974 final Resources res = getResources(); 1975 1976 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 1977 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 1978 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 1979 final View toView = mAppsCustomizeTabHost; 1980 1981 setPivotsForZoom(toView, toState, scale); 1982 1983 // Shrink workspaces away if going to AppsCustomize from workspace 1984 mWorkspace.shrink(Workspace.State.SMALL, animated); 1985 hideHotseat(animated); 1986 1987 if (animated) { 1988 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 1989 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 1990 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 1991 public void onAnimationUpdate(float a, float b) { 1992 ((View) toView.getParent()).fastInvalidate(); 1993 toView.setFastScaleX(a * scale + b * 1f); 1994 toView.setFastScaleY(a * scale + b * 1f); 1995 } 1996 }); 1997 1998 toView.setVisibility(View.VISIBLE); 1999 toView.setFastAlpha(0f); 2000 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2001 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2002 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2003 public void onAnimationUpdate(float a, float b) { 2004 // don't need to invalidate because we do so above 2005 toView.setFastAlpha(a * 0f + b * 1f); 2006 } 2007 }); 2008 alphaAnim.start(); 2009 2010 if (toView instanceof LauncherTransitionable) { 2011 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2012 } 2013 scaleAnim.addListener(new AnimatorListenerAdapter() { 2014 @Override 2015 public void onAnimationStart(Animator animation) { 2016 // Prepare the position 2017 toView.setTranslationX(0.0f); 2018 toView.setTranslationY(0.0f); 2019 toView.setVisibility(View.VISIBLE); 2020 toView.bringToFront(); 2021 } 2022 @Override 2023 public void onAnimationEnd(Animator animation) { 2024 // If we don't set the final scale values here, if this animation is cancelled 2025 // it will have the wrong scale value and subsequent cameraPan animations will 2026 // not fix that 2027 toView.setScaleX(1.0f); 2028 toView.setScaleY(1.0f); 2029 if (toView instanceof LauncherTransitionable) { 2030 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2031 } 2032 2033 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2034 // Hide the workspace scrollbar 2035 mWorkspace.hideScrollingIndicator(true); 2036 mWorkspace.hideDockDivider(true); 2037 } 2038 } 2039 }); 2040 2041 // toView should appear right at the end of the workspace shrink animation 2042 final int startDelay = 0; 2043 2044 if (mStateAnimation != null) mStateAnimation.cancel(); 2045 mStateAnimation = new AnimatorSet(); 2046 mStateAnimation.play(scaleAnim).after(startDelay); 2047 mStateAnimation.start(); 2048 } else { 2049 toView.setTranslationX(0.0f); 2050 toView.setTranslationY(0.0f); 2051 toView.setScaleX(1.0f); 2052 toView.setScaleY(1.0f); 2053 toView.setVisibility(View.VISIBLE); 2054 toView.bringToFront(); 2055 if (toView instanceof LauncherTransitionable) { 2056 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2057 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2058 2059 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2060 // Hide the workspace scrollbar 2061 mWorkspace.hideScrollingIndicator(true); 2062 mWorkspace.hideDockDivider(true); 2063 } 2064 } 2065 } 2066 } 2067 2068 /** 2069 * Zoom the camera back into the workspace, hiding 'fromView'. 2070 * This is the opposite of cameraZoomOut. 2071 * @param fromState The current state (must be APPS_CUSTOMIZE). 2072 * @param animated If true, the transition will be animated. 2073 */ 2074 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2075 Resources res = getResources(); 2076 2077 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2078 final float scaleFactor = (float) 2079 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2080 final View fromView = mAppsCustomizeTabHost; 2081 2082 setPivotsForZoom(fromView, fromState, scaleFactor); 2083 2084 if (!springLoaded) { 2085 mWorkspace.unshrink(animated); 2086 } 2087 showHotseat(animated); 2088 if (animated) { 2089 if (mStateAnimation != null) mStateAnimation.cancel(); 2090 mStateAnimation = new AnimatorSet(); 2091 2092 final float oldScaleX = fromView.getScaleX(); 2093 final float oldScaleY = fromView.getScaleY(); 2094 2095 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2096 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2097 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2098 public void onAnimationUpdate(float a, float b) { 2099 ((View)fromView.getParent()).fastInvalidate(); 2100 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2101 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2102 } 2103 }); 2104 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2105 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2106 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2107 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2108 public void onAnimationUpdate(float a, float b) { 2109 // don't need to invalidate because we do so above 2110 fromView.setFastAlpha(a * 1f + b * 0f); 2111 } 2112 }); 2113 if (fromView instanceof LauncherTransitionable) { 2114 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2115 } 2116 alphaAnim.addListener(new AnimatorListenerAdapter() { 2117 @Override 2118 public void onAnimationStart(android.animation.Animator animation) { 2119 if (!springLoaded) { 2120 mWorkspace.showDockDivider(false); 2121 } 2122 mWorkspace.showScrollingIndicator(false); 2123 } 2124 @Override 2125 public void onAnimationEnd(Animator animation) { 2126 fromView.setVisibility(View.GONE); 2127 if (fromView instanceof LauncherTransitionable) { 2128 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2129 } 2130 mWorkspace.hideScrollingIndicator(false); 2131 } 2132 }); 2133 2134 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2135 mStateAnimation.start(); 2136 } else { 2137 fromView.setVisibility(View.GONE); 2138 if (fromView instanceof LauncherTransitionable) { 2139 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2140 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2141 2142 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2143 // Flash the workspace scrollbar 2144 mWorkspace.showDockDivider(true); 2145 mWorkspace.flashScrollingIndicator(); 2146 } 2147 } 2148 } 2149 } 2150 2151 void showWorkspace(boolean animated) { 2152 showWorkspace(animated, null); 2153 } 2154 2155 void showWorkspace(boolean animated, CellLayout layout) { 2156 if (layout != null) { 2157 // always animated, but that's ok since we never specify a layout and 2158 // want no animation 2159 mWorkspace.unshrink(layout); 2160 } else { 2161 mWorkspace.unshrink(animated); 2162 } 2163 if (mState == State.APPS_CUSTOMIZE) { 2164 closeAllApps(animated); 2165 } 2166 2167 // Change the state *after* we've called all the transition code 2168 mState = State.WORKSPACE; 2169 2170 // Resume the auto-advance of widgets 2171 mUserPresent = true; 2172 updateRunning(); 2173 2174 // send an accessibility event to announce the context change 2175 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2176 } 2177 2178 void enterSpringLoadedDragMode(CellLayout layout) { 2179 if (mState == State.APPS_CUSTOMIZE) { 2180 mWorkspace.enterSpringLoadedDragMode(layout); 2181 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2182 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2183 } 2184 // Otherwise, we are not in spring loaded mode, so don't do anything. 2185 } 2186 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2187 mHandler.postDelayed(new Runnable() { 2188 @Override 2189 public void run() { 2190 exitSpringLoadedDragMode(); 2191 2192 if (successfulDrop) { 2193 // Before we show workspace, hide all apps again because 2194 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2195 // clean up our state transition functions 2196 mAppsCustomizeTabHost.setVisibility(View.GONE); 2197 showWorkspace(true); 2198 } 2199 } 2200 }, (extendedDelay ? 2201 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2202 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2203 } 2204 void exitSpringLoadedDragMode() { 2205 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2206 mWorkspace.exitSpringLoadedDragMode(Workspace.State.SMALL); 2207 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2208 mState = State.APPS_CUSTOMIZE; 2209 } 2210 // Otherwise, we are not in spring loaded mode, so don't do anything. 2211 } 2212 2213 public boolean isAllAppsCustomizeOpen() { 2214 return mState == State.APPS_CUSTOMIZE; 2215 } 2216 2217 /** 2218 * Shows the hotseat area. 2219 */ 2220 void showHotseat(boolean animated) { 2221 if (!LauncherApplication.isScreenLarge()) { 2222 if (animated) { 2223 int duration = mSearchDeleteBar.getTransitionInDuration(); 2224 mHotseat.animate().alpha(1f).setDuration(duration); 2225 } else { 2226 mHotseat.setAlpha(1f); 2227 } 2228 } 2229 } 2230 2231 /** 2232 * Hides the hotseat area. 2233 */ 2234 void hideHotseat(boolean animated) { 2235 if (!LauncherApplication.isScreenLarge()) { 2236 if (animated) { 2237 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2238 mHotseat.animate().alpha(0f).setDuration(duration); 2239 } else { 2240 mHotseat.setAlpha(0f); 2241 } 2242 } 2243 } 2244 2245 void showAllApps(boolean animated) { 2246 if (mState != State.WORKSPACE) return; 2247 2248 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2249 mAppsCustomizeTabHost.requestFocus(); 2250 2251 // Hide the search bar and hotseat 2252 mSearchDeleteBar.hideSearchBar(animated); 2253 2254 // Change the state *after* we've called all the transition code 2255 mState = State.APPS_CUSTOMIZE; 2256 2257 // Pause the auto-advance of widgets until we are out of AllApps 2258 mUserPresent = false; 2259 updateRunning(); 2260 closeFolder(); 2261 2262 // Send an accessibility event to announce the context change 2263 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2264 } 2265 2266 /** 2267 * Things to test when changing this code. 2268 * - Home from workspace 2269 * - from center screen 2270 * - from other screens 2271 * - Home from all apps 2272 * - from center screen 2273 * - from other screens 2274 * - Back from all apps 2275 * - from center screen 2276 * - from other screens 2277 * - Launch app from workspace and quit 2278 * - with back 2279 * - with home 2280 * - Launch app from all apps and quit 2281 * - with back 2282 * - with home 2283 * - Go to a screen that's not the default, then all 2284 * apps, and launch and app, and go back 2285 * - with back 2286 * -with home 2287 * - On workspace, long press power and go back 2288 * - with back 2289 * - with home 2290 * - On all apps, long press power and go back 2291 * - with back 2292 * - with home 2293 * - On workspace, power off 2294 * - On all apps, power off 2295 * - Launch an app and turn off the screen while in that app 2296 * - Go back with home key 2297 * - Go back with back key TODO: make this not go to workspace 2298 * - From all apps 2299 * - From workspace 2300 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2301 * - From all apps 2302 * - From the center workspace 2303 * - From another workspace 2304 */ 2305 void closeAllApps(boolean animated) { 2306 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2307 mWorkspace.setVisibility(View.VISIBLE); 2308 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2309 2310 // Show the search bar and hotseat 2311 mSearchDeleteBar.showSearchBar(animated); 2312 2313 // Set focus to the AppsCustomize button 2314 if (mAllAppsButton != null) { 2315 mAllAppsButton.requestFocus(); 2316 } 2317 } 2318 } 2319 2320 void lockAllApps() { 2321 // TODO 2322 } 2323 2324 void unlockAllApps() { 2325 // TODO 2326 } 2327 2328 /** 2329 * Add an item from all apps or customize onto the given workspace screen. 2330 * If layout is null, add to the current screen. 2331 */ 2332 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2333 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2334 showOutOfSpaceMessage(); 2335 } else { 2336 layout.animateDrop(); 2337 } 2338 } 2339 2340 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2341 try { 2342 PackageManager packageManager = getPackageManager(); 2343 // Look for the toolbar icon specified in the activity meta-data 2344 Bundle metaData = packageManager.getActivityInfo( 2345 activityName, PackageManager.GET_META_DATA).metaData; 2346 if (metaData != null) { 2347 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2348 if (iconResId != 0) { 2349 Resources res = packageManager.getResourcesForActivity(activityName); 2350 return res.getDrawable(iconResId); 2351 } 2352 } 2353 } catch (NameNotFoundException e) { 2354 // This can happen if the activity defines an invalid drawable 2355 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2356 " not found", e); 2357 } catch (Resources.NotFoundException nfe) { 2358 // This can happen if the activity defines an invalid drawable 2359 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2360 nfe); 2361 } 2362 return null; 2363 } 2364 2365 // if successful in getting icon, return it; otherwise, set button to use default drawable 2366 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2367 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2368 TextView button = (TextView) findViewById(buttonId); 2369 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2370 2371 // If we were unable to find the icon via the meta-data, use a generic one 2372 if (toolbarIcon == null) { 2373 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2374 return null; 2375 } else { 2376 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2377 return toolbarIcon.getConstantState(); 2378 } 2379 } 2380 2381 // if successful in getting icon, return it; otherwise, set button to use default drawable 2382 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2383 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2384 ImageView button = (ImageView) findViewById(buttonId); 2385 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2386 2387 if (button != null) { 2388 // If we were unable to find the icon via the meta-data, use a 2389 // generic one 2390 if (toolbarIcon == null) { 2391 button.setImageResource(fallbackDrawableId); 2392 } else { 2393 button.setImageDrawable(toolbarIcon); 2394 } 2395 } 2396 2397 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2398 2399 } 2400 2401 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2402 TextView button = (TextView) findViewById(buttonId); 2403 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2404 } 2405 2406 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2407 ImageView button = (ImageView) findViewById(buttonId); 2408 button.setImageDrawable(d.newDrawable(getResources())); 2409 } 2410 2411 private void updateGlobalSearchIcon() { 2412 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2413 final View searchDivider = findViewById(R.id.search_divider); 2414 2415 final SearchManager searchManager = 2416 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2417 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2418 if (activityName != null) { 2419 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2420 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2421 searchButton.setVisibility(View.VISIBLE); 2422 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2423 } else { 2424 searchButton.setVisibility(View.GONE); 2425 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2426 } 2427 } 2428 2429 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2430 updateButtonWithDrawable(R.id.search_button, d); 2431 } 2432 2433 private void updateVoiceSearchIcon() { 2434 final View searchDivider = findViewById(R.id.search_divider); 2435 final View voiceButton = findViewById(R.id.voice_button); 2436 2437 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2438 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2439 if (activityName != null) { 2440 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2441 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2442 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2443 voiceButton.setVisibility(View.VISIBLE); 2444 } else { 2445 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2446 voiceButton.setVisibility(View.GONE); 2447 } 2448 } 2449 2450 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2451 updateButtonWithDrawable(R.id.voice_button, d); 2452 } 2453 2454 /** 2455 * Sets the app market icon 2456 */ 2457 private void updateAppMarketIcon() { 2458 final View marketButton = findViewById(R.id.market_button); 2459 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2460 // Find the app market activity by resolving an intent. 2461 // (If multiple app markets are installed, it will return the ResolverActivity.) 2462 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2463 if (activityName != null) { 2464 mAppMarketIntent = intent; 2465 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2466 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2467 marketButton.setVisibility(View.VISIBLE); 2468 2469 // Remove the shop icon text in the Phone UI 2470 if (!LauncherApplication.isScreenLarge()) { 2471 ((TextView) marketButton).setText(""); 2472 } 2473 } else { 2474 // We should hide and disable the view so that we don't try and restore the visibility 2475 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2476 marketButton.setVisibility(View.GONE); 2477 marketButton.setEnabled(false); 2478 } 2479 } 2480 2481 private void updateAppMarketIcon(Drawable.ConstantState d) { 2482 updateTextButtonWithDrawable(R.id.market_button, d); 2483 } 2484 2485 /** 2486 * Displays the shortcut creation dialog and launches, if necessary, the 2487 * appropriate activity. 2488 */ 2489 private class CreateShortcut implements DialogInterface.OnClickListener, 2490 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2491 DialogInterface.OnShowListener { 2492 2493 private AddAdapter mAdapter; 2494 2495 Dialog createDialog() { 2496 mAdapter = new AddAdapter(Launcher.this); 2497 2498 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2499 AlertDialog.THEME_HOLO_DARK); 2500 builder.setAdapter(mAdapter, this); 2501 2502 AlertDialog dialog = builder.create(); 2503 dialog.setOnCancelListener(this); 2504 dialog.setOnDismissListener(this); 2505 dialog.setOnShowListener(this); 2506 2507 return dialog; 2508 } 2509 2510 public void onCancel(DialogInterface dialog) { 2511 mWaitingForResult = false; 2512 cleanup(); 2513 } 2514 2515 public void onDismiss(DialogInterface dialog) { 2516 mWaitingForResult = false; 2517 cleanup(); 2518 } 2519 2520 private void cleanup() { 2521 try { 2522 dismissDialog(DIALOG_CREATE_SHORTCUT); 2523 } catch (Exception e) { 2524 // An exception is thrown if the dialog is not visible, which is fine 2525 } 2526 } 2527 2528 /** 2529 * Handle the action clicked in the "Add to home" dialog. 2530 */ 2531 public void onClick(DialogInterface dialog, int which) { 2532 cleanup(); 2533 2534 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2535 switch (item.actionTag) { 2536 case AddAdapter.ITEM_APPLICATION: { 2537 if (mAppsCustomizeTabHost != null) { 2538 mAppsCustomizeTabHost.selectAppsTab(); 2539 } 2540 showAllApps(true); 2541 break; 2542 } 2543 case AddAdapter.ITEM_APPWIDGET: { 2544 if (mAppsCustomizeTabHost != null) { 2545 mAppsCustomizeTabHost.selectWidgetsTab(); 2546 } 2547 showAllApps(true); 2548 break; 2549 } 2550 case AddAdapter.ITEM_WALLPAPER: { 2551 startWallpaper(); 2552 break; 2553 } 2554 } 2555 } 2556 2557 public void onShow(DialogInterface dialog) { 2558 mWaitingForResult = true; 2559 } 2560 } 2561 2562 /** 2563 * Receives notifications when system dialogs are to be closed. 2564 */ 2565 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2566 @Override 2567 public void onReceive(Context context, Intent intent) { 2568 closeSystemDialogs(); 2569 } 2570 } 2571 2572 /** 2573 * Receives notifications whenever the appwidgets are reset. 2574 */ 2575 private class AppWidgetResetObserver extends ContentObserver { 2576 public AppWidgetResetObserver() { 2577 super(new Handler()); 2578 } 2579 2580 @Override 2581 public void onChange(boolean selfChange) { 2582 onAppWidgetReset(); 2583 } 2584 } 2585 2586 /** 2587 * If the activity is currently paused, signal that we need to re-run the loader 2588 * in onResume. 2589 * 2590 * This needs to be called from incoming places where resources might have been loaded 2591 * while we are paused. That is becaues the Configuration might be wrong 2592 * when we're not running, and if it comes back to what it was when we 2593 * were paused, we are not restarted. 2594 * 2595 * Implementation of the method from LauncherModel.Callbacks. 2596 * 2597 * @return true if we are currently paused. The caller might be able to 2598 * skip some work in that case since we will come back again. 2599 */ 2600 public boolean setLoadOnResume() { 2601 if (mPaused) { 2602 Log.i(TAG, "setLoadOnResume"); 2603 mOnResumeNeedsLoad = true; 2604 return true; 2605 } else { 2606 return false; 2607 } 2608 } 2609 2610 /** 2611 * Implementation of the method from LauncherModel.Callbacks. 2612 */ 2613 public int getCurrentWorkspaceScreen() { 2614 if (mWorkspace != null) { 2615 return mWorkspace.getCurrentPage(); 2616 } else { 2617 return SCREEN_COUNT / 2; 2618 } 2619 } 2620 2621 2622 /** 2623 * Refreshes the shortcuts shown on the workspace. 2624 * 2625 * Implementation of the method from LauncherModel.Callbacks. 2626 */ 2627 public void startBinding() { 2628 final Workspace workspace = mWorkspace; 2629 2630 mWorkspace.clearDropTargets(); 2631 int count = workspace.getChildCount(); 2632 for (int i = 0; i < count; i++) { 2633 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2634 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2635 layoutParent.removeAllViewsInLayout(); 2636 } 2637 if (mHotseat != null) { 2638 mHotseat.resetLayout(); 2639 } 2640 2641 // This wasn't being called before which resulted in a leak of AppWidgetHostViews 2642 unbindWorkspaceAndHotseatItems(); 2643 } 2644 2645 /** 2646 * Bind the items start-end from the list. 2647 * 2648 * Implementation of the method from LauncherModel.Callbacks. 2649 */ 2650 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2651 setLoadOnResume(); 2652 2653 final Workspace workspace = mWorkspace; 2654 for (int i=start; i<end; i++) { 2655 final ItemInfo item = shortcuts.get(i); 2656 2657 // Short circuit if we are loading dock items for a configuration which has no dock 2658 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2659 mHotseat == null) { 2660 continue; 2661 } 2662 2663 switch (item.itemType) { 2664 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2665 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2666 View shortcut = createShortcut((ShortcutInfo)item); 2667 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2668 item.cellY, 1, 1, false); 2669 break; 2670 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2671 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2672 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2673 (FolderInfo) item, mIconCache); 2674 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2675 item.cellY, 1, 1, false); 2676 break; 2677 } 2678 } 2679 workspace.requestLayout(); 2680 } 2681 2682 /** 2683 * Implementation of the method from LauncherModel.Callbacks. 2684 */ 2685 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2686 setLoadOnResume(); 2687 sFolders.clear(); 2688 sFolders.putAll(folders); 2689 } 2690 2691 /** 2692 * Add the views for a widget to the workspace. 2693 * 2694 * Implementation of the method from LauncherModel.Callbacks. 2695 */ 2696 public void bindAppWidget(LauncherAppWidgetInfo item) { 2697 setLoadOnResume(); 2698 2699 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2700 if (DEBUG_WIDGETS) { 2701 Log.d(TAG, "bindAppWidget: " + item); 2702 } 2703 final Workspace workspace = mWorkspace; 2704 2705 final int appWidgetId = item.appWidgetId; 2706 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2707 if (DEBUG_WIDGETS) { 2708 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2709 } 2710 2711 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2712 2713 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2714 item.hostView.setTag(item); 2715 2716 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2717 item.cellY, item.spanX, item.spanY, false); 2718 2719 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2720 2721 workspace.requestLayout(); 2722 2723 if (DEBUG_WIDGETS) { 2724 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2725 + (SystemClock.uptimeMillis()-start) + "ms"); 2726 } 2727 } 2728 2729 /** 2730 * Callback saying that there aren't any more items to bind. 2731 * 2732 * Implementation of the method from LauncherModel.Callbacks. 2733 */ 2734 public void finishBindingItems() { 2735 setLoadOnResume(); 2736 2737 if (mSavedState != null) { 2738 if (!mWorkspace.hasFocus()) { 2739 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2740 } 2741 mSavedState = null; 2742 } 2743 2744 if (mSavedInstanceState != null) { 2745 super.onRestoreInstanceState(mSavedInstanceState); 2746 mSavedInstanceState = null; 2747 } 2748 2749 mWorkspaceLoading = false; 2750 2751 // If we received the result of any pending adds while the loader was running (e.g. the 2752 // widget configuration forced an orientation change), process them now. 2753 for (int i = 0; i < sPendingAddList.size(); i++) { 2754 completeAdd(sPendingAddList.get(i)); 2755 } 2756 sPendingAddList.clear(); 2757 } 2758 2759 /** 2760 * Updates the icons on the launcher that are affected by changes to the package list 2761 * on the device. 2762 */ 2763 private void updateIconsAffectedByPackageManagerChanges() { 2764 updateAppMarketIcon(); 2765 updateVoiceSearchIcon(); 2766 } 2767 2768 @Override 2769 public void bindSearchablesChanged() { 2770 updateGlobalSearchIcon(); 2771 } 2772 2773 /** 2774 * Add the icons for all apps. 2775 * 2776 * Implementation of the method from LauncherModel.Callbacks. 2777 */ 2778 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 2779 if (mAppsCustomizeContent != null) { 2780 mAppsCustomizeContent.setApps(apps); 2781 } 2782 updateIconsAffectedByPackageManagerChanges(); 2783 updateGlobalSearchIcon(); 2784 } 2785 2786 /** 2787 * A package was installed. 2788 * 2789 * Implementation of the method from LauncherModel.Callbacks. 2790 */ 2791 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2792 setLoadOnResume(); 2793 removeDialog(DIALOG_CREATE_SHORTCUT); 2794 2795 if (mAppsCustomizeContent != null) { 2796 mAppsCustomizeContent.addApps(apps); 2797 } 2798 updateIconsAffectedByPackageManagerChanges(); 2799 } 2800 2801 /** 2802 * A package was updated. 2803 * 2804 * Implementation of the method from LauncherModel.Callbacks. 2805 */ 2806 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2807 setLoadOnResume(); 2808 removeDialog(DIALOG_CREATE_SHORTCUT); 2809 if (mWorkspace != null) { 2810 mWorkspace.updateShortcuts(apps); 2811 } 2812 2813 if (mAppsCustomizeContent != null) { 2814 mAppsCustomizeContent.updateApps(apps); 2815 } 2816 updateIconsAffectedByPackageManagerChanges(); 2817 } 2818 2819 /** 2820 * A package was uninstalled. 2821 * 2822 * Implementation of the method from LauncherModel.Callbacks. 2823 */ 2824 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 2825 removeDialog(DIALOG_CREATE_SHORTCUT); 2826 if (permanent) { 2827 mWorkspace.removeItems(apps); 2828 } 2829 2830 if (mAppsCustomizeContent != null) { 2831 mAppsCustomizeContent.removeApps(apps); 2832 } 2833 updateIconsAffectedByPackageManagerChanges(); 2834 } 2835 2836 /** 2837 * A number of packages were updated. 2838 */ 2839 public void bindPackagesUpdated() { 2840 2841 if (mAppsCustomizeContent != null) { 2842 mAppsCustomizeContent.onPackagesUpdated(); 2843 } 2844 } 2845 2846 private int mapConfigurationOriActivityInfoOri(int configOri) { 2847 final Display d = getWindowManager().getDefaultDisplay(); 2848 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 2849 switch (d.getRotation()) { 2850 case Surface.ROTATION_0: 2851 case Surface.ROTATION_180: 2852 // We are currently in the same basic orientation as the natural orientation 2853 naturalOri = configOri; 2854 break; 2855 case Surface.ROTATION_90: 2856 case Surface.ROTATION_270: 2857 // We are currently in the other basic orientation to the natural orientation 2858 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 2859 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 2860 break; 2861 } 2862 2863 int[] oriMap = { 2864 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 2865 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 2866 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 2867 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 2868 }; 2869 // Since the map starts at portrait, we need to offset if this device's natural orientation 2870 // is landscape. 2871 int indexOffset = 0; 2872 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 2873 indexOffset = 1; 2874 } 2875 return oriMap[(d.getRotation() + indexOffset) % 4]; 2876 } 2877 public void lockScreenOrientation() { 2878 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 2879 .getConfiguration().orientation)); 2880 } 2881 public void unlockScreenOrientation() { 2882 mHandler.postDelayed(new Runnable() { 2883 public void run() { 2884 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 2885 } 2886 }, mRestoreScreenOrientationDelay); 2887 } 2888 2889 /** 2890 * Prints out out state for debugging. 2891 */ 2892 public void dumpState() { 2893 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 2894 Log.d(TAG, "mSavedState=" + mSavedState); 2895 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 2896 Log.d(TAG, "mRestoring=" + mRestoring); 2897 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 2898 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 2899 Log.d(TAG, "sFolders.size=" + sFolders.size()); 2900 mModel.dumpState(); 2901 2902 if (mAppsCustomizeContent != null) { 2903 mAppsCustomizeContent.dumpState(); 2904 } 2905 Log.d(TAG, "END launcher2 dump state"); 2906 } 2907} 2908 2909interface LauncherTransitionable { 2910 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 2911 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 2912} 2913